EP1947077A4 - Process for producing bisphenol a with satisfactory hue - Google Patents
Process for producing bisphenol a with satisfactory hueInfo
- Publication number
- EP1947077A4 EP1947077A4 EP06811962A EP06811962A EP1947077A4 EP 1947077 A4 EP1947077 A4 EP 1947077A4 EP 06811962 A EP06811962 A EP 06811962A EP 06811962 A EP06811962 A EP 06811962A EP 1947077 A4 EP1947077 A4 EP 1947077A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- producing bisphenol
- satisfactory hue
- hue
- satisfactory
- bisphenol
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
- C07C39/15—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings with all hydroxy groups on non-condensed rings, e.g. phenylphenol
- C07C39/16—Bis-(hydroxyphenyl) alkanes; Tris-(hydroxyphenyl)alkanes
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005307650A JP2007112763A (en) | 2005-10-21 | 2005-10-21 | Method for producing bisphenol a having good hue |
PCT/JP2006/320767 WO2007046434A1 (en) | 2005-10-21 | 2006-10-18 | Process for producing bisphenol a with satisfactory hue |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1947077A1 EP1947077A1 (en) | 2008-07-23 |
EP1947077A4 true EP1947077A4 (en) | 2010-07-21 |
Family
ID=37962527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06811962A Withdrawn EP1947077A4 (en) | 2005-10-21 | 2006-10-18 | Process for producing bisphenol a with satisfactory hue |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1947077A4 (en) |
JP (1) | JP2007112763A (en) |
KR (1) | KR20080057307A (en) |
CN (1) | CN101296891A (en) |
RU (1) | RU2008120030A (en) |
TW (1) | TW200728263A (en) |
WO (1) | WO2007046434A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102203162B (en) * | 2008-11-05 | 2013-03-27 | 三菱化学株式会社 | Polyester manufacturing method, and a 1,4-butanediol heating device and steam generator |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6112640A (en) * | 1984-06-29 | 1986-01-21 | Mitsui Petrochem Ind Ltd | Preparation of bisphenol |
JPS63132850A (en) | 1986-11-25 | 1988-06-04 | Mitsui Toatsu Chem Inc | Method for steam stripping |
JPH085828B2 (en) | 1988-04-05 | 1996-01-24 | 三井東圧化学株式会社 | Method for producing high-purity bisphenol A |
JP3041547B2 (en) | 1991-08-05 | 2000-05-15 | 千代田化工建設株式会社 | Method for separating high purity bisphenol A |
JP3413497B2 (en) * | 1991-10-30 | 2003-06-03 | 三菱化学株式会社 | Method for producing bisphenol A |
JP3565570B2 (en) * | 1993-08-25 | 2004-09-15 | 新日鐵化学株式会社 | Method for producing bisphenol A |
JP2001335521A (en) * | 2000-05-23 | 2001-12-04 | Nippon Steel Chem Co Ltd | Method of producing bisphenol a |
-
2005
- 2005-10-21 JP JP2005307650A patent/JP2007112763A/en not_active Withdrawn
-
2006
- 2006-10-18 WO PCT/JP2006/320767 patent/WO2007046434A1/en active Application Filing
- 2006-10-18 KR KR1020087009494A patent/KR20080057307A/en not_active Application Discontinuation
- 2006-10-18 CN CNA2006800390398A patent/CN101296891A/en active Pending
- 2006-10-18 RU RU2008120030/04A patent/RU2008120030A/en not_active Application Discontinuation
- 2006-10-18 EP EP06811962A patent/EP1947077A4/en not_active Withdrawn
- 2006-10-20 TW TW095138766A patent/TW200728263A/en unknown
Non-Patent Citations (1)
Title |
---|
No further relevant documents disclosed * |
Also Published As
Publication number | Publication date |
---|---|
TW200728263A (en) | 2007-08-01 |
EP1947077A1 (en) | 2008-07-23 |
WO2007046434A1 (en) | 2007-04-26 |
RU2008120030A (en) | 2009-11-27 |
CN101296891A (en) | 2008-10-29 |
KR20080057307A (en) | 2008-06-24 |
JP2007112763A (en) | 2007-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20080521 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20100618 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20110118 |